IEVref: 121-14-10 ID: Language: en Status: Standard Term: gyro radius Synonym1: Larmor radius Synonym2: Synonym3: Symbol: rg Definition: for a particle with mass m, velocity v and electric charge q, moving in a magnetic field with magnetic flux density B, radius of curvature of its path of movement ${r}_{\text{g}}=\frac{m\text{\hspace{0.17em}}|v×B|}{q{B}^{2}}$ Note 1 to entry: The velocity of this movement is given by the gyro-frequency. Note 2 to entry: The coherent SI unit of gyro radius is metre, m. Publication date: 2021-03 Source: Replaces: Internal notes: CO remarks: TC/SC remarks: VT remarks: Domain1: Domain2: Domain3: Domain4: Domain5: